Finding the Fourth Proportional to 10,558.50, 15,837.12 and 3,983.82

Step by Step Solution

1. Step 1: Write the proportion equation
   10,558.50 : 15,837.12 = 3,983.82 : x
2. Step 2: Convert to fraction form
   10,558.50/15,837.12 = 3,983.82/x
3. Step 3: Cross multiply
   10,558.50x = 15,837.12 × 3,983.82
4. Step 4: Simplify right side
   10,558.50x = 63,092,235.40
5. Step 5: Solve for x
   x = 63,092,235.40/10,558.50
6. Step 6: Final answer
   x = 5,975.49